Muhammad Ikhlas, author
2018
UI - Skripsi (Membership)
Freivalds, Andris, author
McGraw-Hill, 2009
Buku Teks
Bradshaw, P., author
Pergamon Press, 1985
Buku Teks
Brieland, Donald, author
McGraw-Hill, 1975
Buku Teks
Amelia Anggraini, author
2019
UI - Tesis (Membership)